Patents by Inventor by Werner Plattner, executor

by Werner Plattner, executor has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Lowering blood pressure with new L-3-(3,4-dihydroxyphenyl)-2-methyl-alanine peptides
    Patent number: 4087520
    Abstract: An L-3-(3,4-dihydroxyphenyl)-2-methyl-alanine peptide of the formula ##STR1## wherein A is an alkylene radical which can be substituted by a hydroxyl group or by a phenyl radical which optionally carries at least one hydroxyl group, andR is a hydrogen atom or a lower alkyl radical or a glycyl or alanyl radical,Or a pharmacologically compatible salt thereof. These compounds are outstanding in lowering blood pressure.
    Type: Grant
    Filed: March 9, 1976
    Date of Patent: May 2, 1978
    Assignee: Boehringer Mannheim GmbH
    Inventors: Franz Braun, Kurt Stach, deceased, by Werner Plattner, executor, Max Thiel, Gisbert Sponer, Karl Dietmann
  • Therapeutic compositions and methods employing N(6)-disubstituted adenosine compounds
    Patent number: 4016262
    Abstract: N(6)-disubstituted adenosine compounds of the formula: ##STR1## wherein R.sub.1 is alkenyl, cycloalkenyl or cycloalkenyl-alkyl; andR.sub.2 is alkenyl, cycloalkenyl, straight or branched-chain alkyl, cycloalkyl, bicycloalkyl, alkyl-cycloalkyl, or alkyl-bicycloalkyl;And the pharmacologically compatible salts thereof; exhibit outstanding anti-lipolytic, anti-hyperlipaemic and anti-hypercholesterolaemic action.
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: April 5, 1977
    Assignee: Boehringer Mannheim G.m.b.H.
    Inventors: Erich Fauland, Wolfgang Kampe, Kurt Stach, deceased, by Werner Plattner, executor, Harald Stork, Karl Dietmann
  • Cyclopentenoquinolone compounds for treating bacterial infections
    Patent number: 3988460
    Abstract: Certain novel cyclopentenoquinolone derivatives of the formula: ##SPC1##WhereinR and X, which may be the same or different, are hydrogen or lower saturated or unsaturated aliphatic hydrocarbyl;Y is hydroxyl or lower alkoxy or lower acyloxy (i.e., alkanoyloxy); andZ is hydrogen or lower alkoxy, or, together with Y, represents an oxo or lower alkenyldioxy radical; and the pharmacologically compatibile salts thereofAre outstandingly effective as anti-microbials, particularly for applications against infections of the urinary tract.
    Type: Grant
    Filed: March 13, 1975
    Date of Patent: October 26, 1976
    Assignee: Boehringer Mannheim G.m.b.H.
    Inventors: Alfred Rhomberg, Herbert Berger, Kurt Stach, deceased, by Werner Plattner, executor, Wolfgang Vomel, Winfriede Sauer